package dns

// Copyright (c) Microsoft and contributors.  All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by Microsoft (R) AutoRest Code Generator.
// Changes may cause incorrect behavior and will be lost if the code is regenerated.

import (
	"github.com/Azure/go-autorest/autorest"
	"github.com/Azure/go-autorest/autorest/azure"
	"net/http"
)

// ZonesClient is the the DNS Management Client.
type ZonesClient struct {
	ManagementClient
}

// NewZonesClient creates an instance of the ZonesClient client.
func NewZonesClient(subscriptionID string) ZonesClient {
	return NewZonesClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewZonesClientWithBaseURI creates an instance of the ZonesClient client.
func NewZonesClientWithBaseURI(baseURI string, subscriptionID string) ZonesClient {
	return ZonesClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CreateOrUpdate creates or updates a DNS zone. Does not modify DNS records within the zone.
//
// resourceGroupName is the name of the resource group. zoneName is the name of the DNS zone (without a terminating
// dot). parameters is parameters supplied to the CreateOrUpdate operation. ifMatch is the etag of the DNS zone. Omit
// this value to always overwrite the current zone. Specify the last-seen etag value to prevent accidentally
// overwritting any concurrent changes. ifNoneMatch is set to '*' to allow a new DNS zone to be created, but to prevent
// updating an existing zone. Other values will be ignored.
func (client ZonesClient) CreateOrUpdate(resourceGroupName string, zoneName string, parameters Zone, ifMatch string, ifNoneMatch string) (result Zone, err error) {
	req, err := client.CreateOrUpdatePreparer(resourceGroupName, zoneName, parameters, ifMatch, ifNoneMatch)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "CreateOrUpdate", resp, "Failure responding to request")
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client ZonesClient) CreateOrUpdatePreparer(resourceGroupName string, zoneName string, parameters Zone, ifMatch string, ifNoneMatch string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"zoneName":          autorest.Encode("path", zoneName),
	}

	const APIVersion = "2016-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsJSON(),
		autorest.AsPut(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/dnsZones/{zoneName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	if len(ifMatch) > 0 {
		preparer = autorest.DecoratePreparer(preparer,
			autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	}
	if len(ifNoneMatch) > 0 {
		preparer = autorest.DecoratePreparer(preparer,
			autorest.WithHeader("If-None-Match", autorest.String(ifNoneMatch)))
	}
	return preparer.Prepare(&http.Request{})
}

// CreateOrUpdateSender sends the CreateOrUpdate request. The method will close the
// http.Response Body if it receives an error.
func (client ZonesClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoRetryWithRegistration(client.Client))
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client ZonesClient) CreateOrUpdateResponder(resp *http.Response) (result Zone, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusCreated),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Delete deletes a DNS zone. WARNING: All DNS records in the zone will also be deleted. This operation cannot be
// undone. This method may poll for completion. Polling can be canceled by passing the cancel channel argument. The
// channel will be used to cancel polling and any outstanding HTTP requests.
//
// resourceGroupName is the name of the resource group. zoneName is the name of the DNS zone (without a terminating
// dot). ifMatch is the etag of the DNS zone. Omit this value to always delete the current zone. Specify the last-seen
// etag value to prevent accidentally deleting any concurrent changes.
func (client ZonesClient) Delete(resourceGroupName string, zoneName string, ifMatch string, cancel <-chan struct{}) (<-chan ZoneDeleteResult, <-chan error) {
	resultChan := make(chan ZoneDeleteResult, 1)
	errChan := make(chan error, 1)
	go func() {
		var err error
		var result ZoneDeleteResult
		defer func() {
			if err != nil {
				errChan <- err
			}
			resultChan <- result
			close(resultChan)
			close(errChan)
		}()
		req, err := client.DeletePreparer(resourceGroupName, zoneName, ifMatch, cancel)
		if err != nil {
			err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Delete", nil, "Failure preparing request")
			return
		}

		resp, err := client.DeleteSender(req)
		if err != nil {
			result.Response = autorest.Response{Response: resp}
			err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Delete", resp, "Failure sending request")
			return
		}

		result, err = client.DeleteResponder(resp)
		if err != nil {
			err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Delete", resp, "Failure responding to request")
		}
	}()
	return resultChan, errChan
}

// DeletePreparer prepares the Delete request.
func (client ZonesClient) DeletePreparer(resourceGroupName string, zoneName string, ifMatch string, cancel <-chan struct{}) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"zoneName":          autorest.Encode("path", zoneName),
	}

	const APIVersion = "2016-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/dnsZones/{zoneName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	if len(ifMatch) > 0 {
		preparer = autorest.DecoratePreparer(preparer,
			autorest.WithHeader("If-Match", autorest.String(ifMatch)))
	}
	return preparer.Prepare(&http.Request{Cancel: cancel})
}

// DeleteSender sends the Delete request. The method will close the
// http.Response Body if it receives an error.
func (client ZonesClient) DeleteSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoRetryWithRegistration(client.Client),
		azure.DoPollForAsynchronous(client.PollingDelay))
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client ZonesClient) DeleteResponder(resp *http.Response) (result ZoneDeleteResult, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusNoContent, http.StatusAccepted, http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Get gets a DNS zone. Retrieves the zone properties, but not the record sets within the zone.
//
// resourceGroupName is the name of the resource group. zoneName is the name of the DNS zone (without a terminating
// dot).
func (client ZonesClient) Get(resourceGroupName string, zoneName string) (result Zone, err error) {
	req, err := client.GetPreparer(resourceGroupName, zoneName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Get", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Get", resp, "Failure sending request")
		return
	}

	result, err = client.GetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "Get", resp, "Failure responding to request")
	}

	return
}

// GetPreparer prepares the Get request.
func (client ZonesClient) GetPreparer(resourceGroupName string, zoneName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"zoneName":          autorest.Encode("path", zoneName),
	}

	const APIVersion = "2016-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/dnsZones/{zoneName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// GetSender sends the Get request. The method will close the
// http.Response Body if it receives an error.
func (client ZonesClient) GetSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoRetryWithRegistration(client.Client))
}

// GetResponder handles the response to the Get request. The method always
// closes the http.Response Body.
func (client ZonesClient) GetResponder(resp *http.Response) (result Zone, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// List lists the DNS zones in all resource groups in a subscription.
//
// top is the maximum number of DNS zones to return. If not specified, returns up to 100 zones.
func (client ZonesClient) List(top *int32) (result ZoneListResult, err error) {
	req, err := client.ListPreparer(top)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "List", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "List", resp, "Failure sending request")
		return
	}

	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "List", resp, "Failure responding to request")
	}

	return
}

// ListPreparer prepares the List request.
func (client ZonesClient) ListPreparer(top *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.Network/dnszones", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// ListSender sends the List request. The method will close the
// http.Response Body if it receives an error.
func (client ZonesClient) ListSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoRetryWithRegistration(client.Client))
}

// ListResponder handles the response to the List request. The method always
// closes the http.Response Body.
func (client ZonesClient) ListResponder(resp *http.Response) (result ZoneListResult, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// ListNextResults retrieves the next set of results, if any.
func (client ZonesClient) ListNextResults(lastResults ZoneListResult) (result ZoneListResult, err error) {
	req, err := lastResults.ZoneListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "dns.ZonesClient", "List", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "dns.ZonesClient", "List", resp, "Failure sending next results request")
	}

	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "List", resp, "Failure responding to next results request")
	}

	return
}

// ListComplete gets all elements from the list without paging.
func (client ZonesClient) ListComplete(top *int32, cancel <-chan struct{}) (<-chan Zone, <-chan error) {
	resultChan := make(chan Zone)
	errChan := make(chan error, 1)
	go func() {
		defer func() {
			close(resultChan)
			close(errChan)
		}()
		list, err := client.List(top)
		if err != nil {
			errChan <- err
			return
		}
		if list.Value != nil {
			for _, item := range *list.Value {
				select {
				case <-cancel:
					return
				case resultChan <- item:
					// Intentionally left blank
				}
			}
		}
		for list.NextLink != nil {
			list, err = client.ListNextResults(list)
			if err != nil {
				errChan <- err
				return
			}
			if list.Value != nil {
				for _, item := range *list.Value {
					select {
					case <-cancel:
						return
					case resultChan <- item:
						// Intentionally left blank
					}
				}
			}
		}
	}()
	return resultChan, errChan
}

// ListByResourceGroup lists the DNS zones within a resource group.
//
// resourceGroupName is the name of the resource group. top is the maximum number of record sets to return. If not
// specified, returns up to 100 record sets.
func (client ZonesClient) ListByResourceGroup(resourceGroupName string, top *int32) (result ZoneListResult, err error) {
	req, err := client.ListByResourceGroupPreparer(resourceGroupName, top)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", resp, "Failure sending request")
		return
	}

	result, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", resp, "Failure responding to request")
	}

	return
}

// ListByResourceGroupPreparer prepares the ListByResourceGroup request.
func (client ZonesClient) ListByResourceGroupPreparer(resourceGroupName string, top *int32) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2016-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if top != nil {
		queryParameters["$top"] = autorest.Encode("query", *top)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Network/dnsZones", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare(&http.Request{})
}

// ListByResourceGroupSender sends the ListByResourceGroup request. The method will close the
// http.Response Body if it receives an error.
func (client ZonesClient) ListByResourceGroupSender(req *http.Request) (*http.Response, error) {
	return autorest.SendWithSender(client,
		req,
		azure.DoRetryWithRegistration(client.Client))
}

// ListByResourceGroupResponder handles the response to the ListByResourceGroup request. The method always
// closes the http.Response Body.
func (client ZonesClient) ListByResourceGroupResponder(resp *http.Response) (result ZoneListResult, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// ListByResourceGroupNextResults retrieves the next set of results, if any.
func (client ZonesClient) ListByResourceGroupNextResults(lastResults ZoneListResult) (result ZoneListResult, err error) {
	req, err := lastResults.ZoneListResultPreparer()
	if err != nil {
		return result, autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}

	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", resp, "Failure sending next results request")
	}

	result, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "dns.ZonesClient", "ListByResourceGroup", resp, "Failure responding to next results request")
	}

	return
}

// ListByResourceGroupComplete gets all elements from the list without paging.
func (client ZonesClient) ListByResourceGroupComplete(resourceGroupName string, top *int32, cancel <-chan struct{}) (<-chan Zone, <-chan error) {
	resultChan := make(chan Zone)
	errChan := make(chan error, 1)
	go func() {
		defer func() {
			close(resultChan)
			close(errChan)
		}()
		list, err := client.ListByResourceGroup(resourceGroupName, top)
		if err != nil {
			errChan <- err
			return
		}
		if list.Value != nil {
			for _, item := range *list.Value {
				select {
				case <-cancel:
					return
				case resultChan <- item:
					// Intentionally left blank
				}
			}
		}
		for list.NextLink != nil {
			list, err = client.ListByResourceGroupNextResults(list)
			if err != nil {
				errChan <- err
				return
			}
			if list.Value != nil {
				for _, item := range *list.Value {
					select {
					case <-cancel:
						return
					case resultChan <- item:
						// Intentionally left blank
					}
				}
			}
		}
	}()
	return resultChan, errChan
}